The equations are

                                      Equation (1)

                                    Equation (2)

                                    Equation (3)

Apply CRAMER RULE.

Evaluate each determinant.

product of two same sings is positive.

product of two different sings is negative.

Apply CRAMER RULE.

Evaluate each determinant.

product of two same sings is positive.

product of two different sings is negative.

Apply CRAMER RULE.

Evaluate each determinant.

product of two same sings is positive.

product of two different sings is negative.

There is no solution.